tweaks to slides and form example

- pruning via q-string
- form example
split to two day class
Tweaks
integrate content to create day two

- animation
- promises
- directives
- perf
isolate scopes
update day two slides
slide updates
style
TODOs
backtick destroyed example code
tour
answers
update day 2 slides
update animations example
more anim updates
clean answer
fix up weird md interference
update slides - TODO build system to allow one and two day to share slides
updates
http exercise